diff --git a/metadata/layout.conf b/metadata/layout.conf
index d8a553cc..3e674119 100644
--- a/metadata/layout.conf
+++ b/metadata/layout.conf
@@ -2,4 +2,4 @@ layout = exheres
 eapi_when_unknown = exheres-0
 eapi_when_unspecified = exheres-0
 profile_eapi_when_unspecified = exheres-0
-masters = arbor
+masters = arbor ocaml-unofficial